var popwin;


function openwin (url,w,h,x,y,name) {
    a = arguments;
    url = a[0] ? a[0] : "about:blank";
    w = a[1] ? a[1] : 300;
    h = a[2] ? a[2] : 200;
    x = a[3] ? a[3] : screen.width/2 - w/2;
    y = a[4] ? a[4] : screen.height/2 - h/2;
    name = a[4] ? a[4] : 'popwin';
    popwin = window.open (url,name,"width="+w+",height="+h+",toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,fullscreen=no");
    if (popwin) {
    	popwin.resizeTo (w,h);
    	popwin.moveTo (x,y);
    	popwin.focus();
    }
    setTimeout ("popwin.focus()",500);
}

var scrollwin;

function openscrollwin (url,w,h,x,y,name) {
    a = arguments;
    url = a[0] ? a[0] : "about:blank";
    w = a[1] ? a[1] : 300;
    h = a[2] ? a[2] : 200;
    x = a[3] ? a[3] : screen.width/2 - w/2;
    y = a[4] ? a[4] : screen.height/2 - h/2;
    name = a[4] ? a[4] : 'scrollwin';
    scrollwin = window.open (url,name,"width="+w+",height="+h+",toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,fullscreen=no");
    if (scrollwin) {
    	scrollwin.resizeTo (w,h);
    	scrollwin.moveTo (x,y);
    	scrollwin.focus();
    }
    setTimeout ("scrollwin.focus()",500);
}

/* Session time monitor */

function clock () {
	if (typeof (remaining_session_time) != 'undefined') {
		if (remaining_session_time >= 0) {
			remaining_session_time--;
			if (remaining_session_time == 600) alert ('Ihre Sitzungzeit ist in 10 Minuten abgelaufen!');
			if (remaining_session_time == 300) alert ('Ihre Sitzung wird in 5 Minuten beendet sein!');
		}
	}
}

var timerID = setInterval("clock()",1000);